define(function(require){

  var jQuery = require("$");

  /**
   * simplePagination.js v1.6
   * A simple jQuery pagination plugin.
   * http://flaviusmatis.github.com/simplePagination.js/
   *
   * Copyright 2012, Flavius Matis
   * Released under the MIT license.
   * http://flaviusmatis.github.com/license.html
   */
  (function($){

    var methods = {
      init: function(options) {
        var o = $.extend({
          items: 1,
          itemsOnPage: 1,
          pages: 0,
          displayedPages: 5,
          edges: 2,
          currentPage: 1,
          hrefTextPrefix: '#page-',
          hrefTextSuffix: '',
          prevText: 'Prev',
          nextText: 'Next',
          ellipseText: '&hellip;',
          cssStyle: 'light-theme',
          labelMap: [],
          selectOnClick: true,
          onPageClick: function(pageNumber, event) {
            // Callback triggered when a page is clicked
            // Page number is given as an optional parameter
          },
          onInit: function() {
            // Callback triggered immediately after initialization
          }
        }, options || {});

        var self = this;

        o.pages = o.pages ? o.pages : Math.ceil(o.items / o.itemsOnPage) ? Math.ceil(o.items / o.itemsOnPage) : 1;
        o.currentPage = o.currentPage - 1;
        o.halfDisplayed = o.displayedPages / 2;

        this.each(function() {
          self.addClass(o.cssStyle + ' simple-pagination').data('pagination', o);
          methods._draw.call(self);
        });

        o.onInit();

        return this;
      },

      selectPage: function(page) {
        methods._selectPage.call(this, page - 1);
        return this;
      },

      prevPage: function() {
        var o = this.data('pagination');
        if (o.currentPage > 0) {
          methods._selectPage.call(this, o.currentPage - 1);
        }
        return this;
      },

      nextPage: function() {
        var o = this.data('pagination');
        if (o.currentPage < o.pages - 1) {
          methods._selectPage.call(this, o.currentPage + 1);
        }
        return this;
      },

      getPagesCount: function() {
        return this.data('pagination').pages;
      },

      getCurrentPage: function () {
        return this.data('pagination').currentPage + 1;
      },

      destroy: function(){
        this.empty();
        return this;
      },

      drawPage: function (page) {
        var o = this.data('pagination');
        o.currentPage = page - 1;
        this.data('pagination', o);
        methods._draw.call(this);
        return this;
      },

      redraw: function(){
        methods._draw.call(this);
        return this;
      },

      disable: function(){
        var o = this.data('pagination');
        o.disabled = true;
        this.data('pagination', o);
        methods._draw.call(this);
        return this;
      },

      enable: function(){
        var o = this.data('pagination');
        o.disabled = false;
        this.data('pagination', o);
        methods._draw.call(this);
        return this;
      },

      updateItems: function (newItems) {
        var o = this.data('pagination');
        o.items = newItems;
        o.pages = methods._getPages(o);
        this.data('pagination', o);
        methods._draw.call(this);
      },

      updateItemsOnPage: function (itemsOnPage) {
        var o = this.data('pagination');
        o.itemsOnPage = itemsOnPage;
        o.pages = methods._getPages(o);
        this.data('pagination', o);
        methods._selectPage.call(this, 0);
        return this;
      },

      _draw: function() {
        var	o = this.data('pagination'),
          interval = methods._getInterval(o),
          i,
          tagName;

        methods.destroy.call(this);

        tagName = (typeof this.prop === 'function') ? this.prop('tagName') : this.attr('tagName');

        var $panel = tagName === 'UL' ? this : $('<ul></ul>').appendTo(this);

        // Generate Prev link
        if (o.prevText) {
          methods._appendItem.call(this, o.currentPage - 1, {text: o.prevText, classes: 'prev'});
        }

        // Generate start edges
        if (interval.start > 0 && o.edges > 0) {
          var end = Math.min(o.edges, interval.start);
          for (i = 0; i < end; i++) {
            methods._appendItem.call(this, i);
          }
          if (o.edges < interval.start && (interval.start - o.edges != 1)) {
            $panel.append('<li class="disabled"><span class="ellipse">' + o.ellipseText + '</span></li>');
          } else if (interval.start - o.edges == 1) {
            methods._appendItem.call(this, o.edges);
          }
        }

        // Generate interval links
        for (i = interval.start; i < interval.end; i++) {
          methods._appendItem.call(this, i);
        }

        // Generate end edges
        if (interval.end < o.pages && o.edges > 0) {
          if (o.pages - o.edges > interval.end && (o.pages - o.edges - interval.end != 1)) {
            $panel.append('<li class="disabled"><span class="ellipse">' + o.ellipseText + '</span></li>');
          } else if (o.pages - o.edges - interval.end == 1) {
            methods._appendItem.call(this, interval.end++);
          }
          var begin = Math.max(o.pages - o.edges, interval.end);
          for (i = begin; i < o.pages; i++) {
            methods._appendItem.call(this, i);
          }
        }

        // Generate Next link
        if (o.nextText) {
          methods._appendItem.call(this, o.currentPage + 1, {text: o.nextText, classes: 'next'});
        }
      },

      _getPages: function(o) {
        var pages = Math.ceil(o.items / o.itemsOnPage);
        return pages || 1;
      },

      _getInterval: function(o) {
        return {
          start: Math.ceil(o.currentPage > o.halfDisplayed ? Math.max(Math.min(o.currentPage - o.halfDisplayed, (o.pages - o.displayedPages)), 0) : 0),
          end: Math.ceil(o.currentPage > o.halfDisplayed ? Math.min(o.currentPage + o.halfDisplayed, o.pages) : Math.min(o.displayedPages, o.pages))
        };
      },

      _appendItem: function(pageIndex, opts) {
        var self = this, options, $link, o = self.data('pagination'), $linkWrapper = $('<li></li>'), $ul = self.find('ul');

        pageIndex = pageIndex < 0 ? 0 : (pageIndex < o.pages ? pageIndex : o.pages - 1);

        options = {
          text: pageIndex + 1,
          classes: ''
        };

        if (o.labelMap.length && o.labelMap[pageIndex]) {
          options.text = o.labelMap[pageIndex];
        }

        options = $.extend(options, opts || {});

        if (pageIndex == o.currentPage || o.disabled) {
          if (o.disabled) {
            $linkWrapper.addClass('disabled');
          } else {
            $linkWrapper.addClass('active');
          }
          $link = $('<span class="current">' + (options.text) + '</span>');
        } else {
          $link = $('<a href="' + o.hrefTextPrefix + (pageIndex + 1) + o.hrefTextSuffix + '" class="page-link">' + (options.text) + '</a>');
          $link.click(function(event){
            return methods._selectPage.call(self, pageIndex, event);
          });
        }

        if (options.classes) {
          $link.addClass(options.classes);
        }

        $linkWrapper.append($link);

        if ($ul.length) {
          $ul.append($linkWrapper);
        } else {
          self.append($linkWrapper);
        }
      },

      _selectPage: function(pageIndex, event) {
        var o = this.data('pagination');
        o.currentPage = pageIndex;
        if (o.selectOnClick) {
          methods._draw.call(this);
        }
        return o.onPageClick(pageIndex + 1, event);
      }

    };

    $.fn.pagination = function(method) {

      // Method calling logic
      if (methods[method] && method.charAt(0) != '_') {
        return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
      } else if (typeof method === 'object' || !method) {
        return methods.init.apply(this, arguments);
      } else {
        $.error('Method ' +  method + ' does not exist on jQuery.pagination');
      }

    };

  })(jQuery);

});